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or more iron turrets, which may be rotated, so that the guns may be made to bear in any required direction.

e with unjust and oppressive severity; to exercise power others not permitted by law or required by justice, or with a severity not necessary to the ends of justice and government; as, a prince will often tyrannize over his subjects; masters sometimes tyrannize over their servants or apprentices.

ol, which law and humanity do not authorize, or which the purposes of government do not require; a cruel master; an oppressor. "This false tyrant, this Nero." Chaucer. Love, to a yielding heart, is a king, but to a resisting, is a tyrant. Sir P. Sidney.

uced by the afterbirth, or placenta, being situated over the mouth of the womb so as to require detachment before the child can be born. -- Un`a*void"a*ble*ness, n. -- Un`a*void"a*bly, adv.

Not required to work; unemployed; not busy. [R.] These unbusied persons can continue in this playing idleness till it become a toil. Bp. Rainbow

Not called for; not required or needed; improper; gratuitous; wanton.

A dose which is less than required; a small or insufficient dose.

A perpendicular shaft sunk to cut the lode at any required depth. Weale.

equal; not matched; not of the same size, length, breadth, quantity, strength, talents, acquirements, age, station, or the like; as, the fingers are of unequal length; peers and commoners are unequal in rank.

Not gotten; not acquired.

, the amount of work done by a unit force acting through a unit distance, or the amount required to lift a unit weight through a unit distance against gravitation. See Erg, Foot Pound, Kilogrammeter. -- Unit stress (Mech. Physics), stress per unit of area; intensity of stress. It is expressed in ounces, pounds, tons,…

Not necessary; not required under the circumstances; unless; needless; as, unnecessary labor, care, or rigor. -- Un*nec"es*sa*ri*ly, adv. -- Un*nec"es*sa*ri*ness, n.

Not studied; not acquired by study; unlabored; natural.

untwist; to separate, as that which is twined or twisted; to disentangle; to untie. It requires a long and powerful counter sympathy in a nation to untwine the ties of custom which bind a people to the established and the old. Sir W. Hamilton.

, arguments, persuasion, or importunity. My brother never Did urge me in his act; I did inquire it. Shak.

in the breastplate of judgment the Urim and the Thummim. Ex. xxviii. 30. And when Saul inquired of the Lord, the Lord answered him not, neither by dreams, nor by Urim, nor by prophets. 1 Sam. xxviii. 6.

k. Also, one who escorts persons to seats in a church, theater, etc. "The ushers and the squires." Chaucer. These are the ushers of Marcius. Shak.

rinciple of a treaty which leaves belligerents mutually in possession of what they have acquired by their arms during the war. Brande & C.

y; as, vacuity of mind; vacuity of countenance. Hunger is such a state of vacuity as to require a fresh supply of aliment. Arbuthnot.

water, or other volatile liquid, by which the temperature may be limited exactly to the required degree. -- Vapor burner, a burner for burning a vaporized hydrocarbon. -- Vapor density (Chem.), the relative weight of gases and vapors as compared with some specific standard, usually hydrogen, but sometimes air. The va…